Antonyms of adj arrhythmic

2 senses of arrhythmic

Sense 1
arrhythmic, jerking, jerky -- (lacking a steady rhythm; "an arrhythmic heartbeat")

INDIRECT (VIA unsteady) -> steady -- (not subject to change or variation especially in behavior; "a steady beat"; "a steady job"; "a steady breeze"; "a steady increase"; "a good steady ballplayer")

Sense 2
arrhythmic, arrhythmical -- (without regard for rhythm)

INDIRECT (VIA unrhythmical) -> rhythmical, rhythmic -- (recurring with measured regularity; "the rhythmic chiming of church bells"- John Galsworthy; "rhythmical prose")

Similarity of adj arrhythmic

2 senses of arrhythmic

Sense 1
arrhythmic, jerking, jerky -- (lacking a steady rhythm; "an arrhythmic heartbeat")
       => unsteady (vs. steady) -- (subject to change or variation; "her unsteady walk"; "his hand was unsteady as he poured the wine"; "an unsteady voice")

Sense 2
arrhythmic, arrhythmical -- (without regard for rhythm)
       => unrhythmical (vs. rhythmical), unrhythmic -- (not rhythmic; irregular in beat or accent)